release.yml

name: Release

on:
  push:
    tags:
      - 'v*'

env:
  CARGO_TERM_COLOR: always

jobs:
  preflight:
    name: Release Preflight Checks
    runs-on: ubuntu-latest
    outputs:
      should_publish: ${{ steps.gates.outputs.should_publish }}
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt, clippy

      - name: Cache dependencies
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
            target
          key: ${{ runner.os }}-release-cargo-${{ hashFiles('**/Cargo.lock') }}

      - name: "Gate 1: Code Formatting"
        run: |
          echo "🎨 Gate 1: Checking code formatting"
          cargo fmt -- --check
          echo "✅ Gate 1 PASSED"

      - name: "Gate 2: Clippy Lints"
        run: |
          echo "🔍 Gate 2: Running clippy lints"
          cargo clippy -- -D warnings
          echo "✅ Gate 2 PASSED"

      - name: "Gate 3: Test Suite"
        run: |
          echo "🧪 Gate 3: Running test suite"
          cargo test --verbose
          echo "✅ Gate 3 PASSED"

      - name: "Gate 4: Build Verification"
        run: |
          echo "🔨 Gate 4: Building release binary"
          cargo build --release --verbose
          echo "✅ Gate 4 PASSED"

      - name: "Gate 5: crates.io Dry Run"
        run: |
          echo "📦 Gate 5: Testing crates.io publication readiness"
          
          # Handle uncommitted Cargo.lock
          if git status --porcelain | grep -q "Cargo.lock"; then
            echo "⚠️ Cargo.lock has uncommitted changes (using --allow-dirty)"
            DIRTY_FLAG="--allow-dirty"
          else
            echo "✅ No uncommitted changes detected"
            DIRTY_FLAG=""
          fi
          
          # Dry-run validation
          cargo publish --dry-run $DIRTY_FLAG
          echo "✅ Gate 5 PASSED"

      - name: "Release Gates Summary"
        id: gates
        run: |
          echo "🎉 ALL 5 RELEASE GATES PASSED!"
          echo "✅ Gate 1: Code Formatting"
          echo "✅ Gate 2: Clippy Lints"
          echo "✅ Gate 3: Test Suite"
          echo "✅ Gate 4: Build Verification"
          echo "✅ Gate 5: crates.io Dry Run"
          echo "should_publish=true" >> $GITHUB_OUTPUT

  publish:
    name: Publish to crates.io
    needs: preflight
    if: needs.preflight.outputs.should_publish == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable

      - name: Publish to crates.io
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
        run: |
          echo "🚀 Publishing shimmytok ${{ github.ref_name }} to crates.io..."
          
          # Handle uncommitted Cargo.lock
          if git status --porcelain | grep -q "Cargo.lock"; then
            echo "⚠️ Cargo.lock has uncommitted changes (using --allow-dirty)"
            DIRTY_FLAG="--allow-dirty"
          else
            echo "✅ No uncommitted changes detected"
            DIRTY_FLAG=""
          fi
          
          # Publish to crates.io
          cargo publish $DIRTY_FLAG
          
          echo "✅ Successfully published shimmytok ${{ github.ref_name }} to crates.io!"
          echo "📦 Users can now install with: cargo install shimmytok"

  release:
    name: Create GitHub Release
    needs: publish
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v4

      - name: Extract changelog for this version
        id: changelog
        run: |
          VERSION="${{ github.ref_name }}"
          echo "Extracting changelog for $VERSION"
          
          # Extract section from CHANGELOG.md
          if [ -f "CHANGELOG.md" ]; then
            # Get content between version headers
            NOTES=$(sed -n "/## \[$VERSION\]/,/## \[/p" CHANGELOG.md | sed '1d;$d')
            if [ -z "$NOTES" ]; then
              NOTES="Release $VERSION"
            fi
          else
            NOTES="Release $VERSION"
          fi
          
          echo "notes<<EOF" >> $GITHUB_OUTPUT
          echo "$NOTES" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          name: shimmytok ${{ github.ref_name }}
          body: ${{ steps.changelog.outputs.notes }}
          draft: false
          prerelease: false